Java KernelJAI.getBottomPadding方法代码示例

import javax.media.jai.KernelJAI; //导入方法依赖的package包/类
/**
    * Creates a Convolve3x3OpImage given a ParameterBlock containing the image
    * source and a pre-rotated convolution kernel.  The image dimensions 
    * are derived
    * from the source image.  The tile grid layout, SampleModel, and
    * ColorModel may optionally be specified by an ImageLayout
    * object.  
    *
    * @param source a RenderedImage.
    * @param extender a BorderExtender, or null.
    * @param layout an ImageLayout optionally containing the tile grid layout,
    *        SampleModel, and ColorModel, or null.
    * @param kernel the pre-rotated convolution KernelJAI.
    * @param cobbleSources a boolean indicating whether computeRect()
    *        expects contiguous sources.
    */
   public Convolve3x3OpImage(RenderedImage source,
                             BorderExtender extender,
                             Map config,
                             ImageLayout layout,
                             KernelJAI kernel) {
super(source,
             layout,
             config,
             true,
             extender,
             kernel.getLeftPadding(),
             kernel.getRightPadding(),
             kernel.getTopPadding(),
             kernel.getBottomPadding());
       
this.kernel = kernel;
if ((kernel.getWidth() != 3) ||
    (kernel.getHeight() != 3) ||
    (kernel.getXOrigin() != 1) ||
    (kernel.getYOrigin() != 1)) {
           throw new RuntimeException(JaiI18N.getString("Convolve3x3OpImage0"));
       }

       if (sampleModel.getDataType() == DataBuffer.TYPE_BYTE) {
           float kdata[] = kernel.getKernelData();
           float k0 = kdata[0],
                 k1 = kdata[1],
                 k2 = kdata[2],
                 k3 = kdata[3],
                 k4 = kdata[4],
                 k5 = kdata[5],
                 k6 = kdata[6],
                 k7 = kdata[7],
                 k8 = kdata[8];
   
           for (int j = 0; j < 256; j++) {
               byte b = (byte)j;
               float f = (float)j;
               tables[0][b+128] = k0*f+0.5f;
               tables[1][b+128] = k1*f;
               tables[2][b+128] = k2*f;
               tables[3][b+128] = k3*f;
               tables[4][b+128] = k4*f;
               tables[5][b+128] = k5*f;
               tables[6][b+128] = k6*f;
               tables[7][b+128] = k7*f;
               tables[8][b+128] = k8*f;
           }
       }
   }
 

import javax.media.jai.KernelJAI; //导入方法依赖的package包/类
/**
    * Creates a DilateOpImage given a ParameterBlock containing the image
    * source and pre-rotated dilation kernel.  The image dimensions are 
    * derived
    * from the source image.  The tile grid layout, SampleModel, and
    * ColorModel may optionally be specified by an ImageLayout
    * object.
    *
    * @param source a RenderedImage.
    * @param extender a BorderExtender, or null.
    * @param layout an ImageLayout optionally containing the tile grid layout,
    *        SampleModel, and ColorModel, or null.
    * @param kernel the pre-rotated dilation KernelJAI.
    */
   public DilateOpImage(RenderedImage source,
                          BorderExtender extender,
                          Map config,
                          ImageLayout layout,
                          KernelJAI kernel) {
super(source,
             layout,
             config,
             true,
             extender,
             kernel.getLeftPadding(),
             kernel.getRightPadding(),
             kernel.getTopPadding(),
             kernel.getBottomPadding());
       
this.kernel = kernel;
kw = kernel.getWidth();
kh = kernel.getHeight();
kx = kernel.getXOrigin();
ky = kernel.getYOrigin();

       kdata = kernel.getKernelData();
   }
 

import javax.media.jai.KernelJAI; //导入方法依赖的package包/类
/**
    * Creates a DilateBinaryOpImage given a ParameterBlock containing the 
    * image source and pre-rotated dilation kernel.  The image dimensions 
    * are derived from the source image.  The tile grid layout, SampleModel, 
    * and ColorModel may optionally be specified by an ImageLayout object.
    *
    * @param source a RenderedImage.
    * @param extender a BorderExtender, or null.
    * @param layout an ImageLayout optionally containing the tile grid layout,
    *        SampleModel, and ColorModel, or null.
    * @param kernel the pre-rotated dilation KernelJAI.
    */
   public DilateBinaryOpImage(RenderedImage source,
		       BorderExtender extender,
		       Map config,
		       ImageLayout layout,
		       KernelJAI kernel) {
super(source,
             layout,
             configHelper(config),
             true,
             extender,
             kernel.getLeftPadding(),
             kernel.getRightPadding(),
             kernel.getTopPadding(),
             kernel.getBottomPadding());

this.kernel = kernel;
kw = kernel.getWidth();
kh = kernel.getHeight();
kx = kernel.getXOrigin();
ky = kernel.getYOrigin();

kwPack = (kw+31)/32;
kdataPack  = packKernel(kernel);
   }
 

import javax.media.jai.KernelJAI; //导入方法依赖的package包/类
/**
    * Creates a ConvolveOpImage given a ParameterBlock containing the image
    * source and pre-rotated convolution kernel.  The image dimensions are 
    * derived
    * from the source image.  The tile grid layout, SampleModel, and
    * ColorModel may optionally be specified by an ImageLayout
    * object.
    *
    * @param source a RenderedImage.
    * @param extender a BorderExtender, or null.
    * @param layout an ImageLayout optionally containing the tile grid layout,
    *        SampleModel, and ColorModel, or null.
    * @param kernel the pre-rotated convolution KernelJAI.
    */
   public ConvolveOpImage(RenderedImage source,
                          BorderExtender extender,
                          Map config,
                          ImageLayout layout,
                          KernelJAI kernel) {
super(source,
             layout,
             config,
             true,
             extender,
             kernel.getLeftPadding(),
             kernel.getRightPadding(),
             kernel.getTopPadding(),
             kernel.getBottomPadding());
       
this.kernel = kernel;
kw = kernel.getWidth();
kh = kernel.getHeight();
kx = kernel.getXOrigin();
ky = kernel.getYOrigin();
   }
 

import javax.media.jai.KernelJAI; //导入方法依赖的package包/类
/**
    * Creates a ErodeOpImage given a ParameterBlock containing the image
    * source and pre-rotated erosion kernel.  The image dimensions are 
    * derived
    * from the source image.  The tile grid layout, SampleModel, and
    * ColorModel may optionally be specified by an ImageLayout
    * object.
    *
    * @param source a RenderedImage.
    * @param extender a BorderExtender, or null.
    * @param layout an ImageLayout optionally containing the tile grid layout,
    *        SampleModel, and ColorModel, or null.
    * @param kernel the pre-rotated erosion KernelJAI.
    */
   public ErodeOpImage(RenderedImage source,
                          BorderExtender extender,
                          Map config,
                          ImageLayout layout,
                          KernelJAI kernel) {
super(source,
             layout,
             config,
             true,
             extender,
             kernel.getLeftPadding(),
             kernel.getRightPadding(),
             kernel.getTopPadding(),
             kernel.getBottomPadding());
       
this.kernel = kernel;
kw = kernel.getWidth();
kh = kernel.getHeight();
kx = kernel.getXOrigin();
ky = kernel.getYOrigin();

       kdata = kernel.getKernelData();
   }
 

import javax.media.jai.KernelJAI; //导入方法依赖的package包/类
/**
    * Creates a ErodeBinaryOpImage given a ParameterBlock containing the image
    * source and pre-rotated erosion kernel.  The image dimensions are 
    * derived
    * from the source image.  The tile grid layout, SampleModel, and
    * ColorModel may optionally be specified by an ImageLayout
    * object.
    *
    * @param source a RenderedImage.
    * @param extender a BorderExtender, or null.
    * @param layout an ImageLayout optionally containing the tile grid layout,
    *        SampleModel, and ColorModel, or null.
    * @param kernel the pre-rotated erosion KernelJAI.
    */
   public ErodeBinaryOpImage(RenderedImage source,
                          BorderExtender extender,
                          Map config,
                          ImageLayout layout,
                          KernelJAI kernel) {
super(source,
             layout,
             configHelper(config),
             true,
             extender,
             kernel.getLeftPadding(),
             kernel.getRightPadding(),
             kernel.getTopPadding(),
             kernel.getBottomPadding());
       
this.kernel = kernel;
kw = kernel.getWidth();
kh = kernel.getHeight();
kx = kernel.getXOrigin();
ky = kernel.getYOrigin();

kwPack = (kw+31)/32;
kdataPack  = packKernel(kernel);   
   }
 

import javax.media.jai.KernelJAI; //导入方法依赖的package包/类
/**
    * Creates a GradientOpImage given the image source and
    * the pair of orthogonal gradient kernels. The image dimensions are 
    * derived from the source image.  The tile grid layout, SampleModel, and
    * ColorModel may optionally be specified by an ImageLayout object.
    *
    * @param source a RenderedImage.
    * @param extender a BorderExtender, or null.

    * @param layout an ImageLayout optionally containing the tile grid layout,
    *        SampleModel, and ColorModel, or null.
    * @param kernel_h the horizontal kernel.
    * @param kernel_v the vertical kernel
    */
   public GradientOpImage(RenderedImage source,
                          BorderExtender extender,
                          Map config,
                          ImageLayout layout,
                          KernelJAI kernel_h,
                          KernelJAI kernel_v) {
super(source,
             layout,
             config,
             true,
             extender,
             kernel_h.getLeftPadding(),
             kernel_h.getRightPadding(),
             kernel_h.getTopPadding(),
             kernel_h.getBottomPadding());

       // Local copy of the kernels
this.kernel_h = kernel_h;
       this.kernel_v = kernel_v;

       //
       // At this point both kernels should be of same width & height
       // so it's enough to get the information from one of them
       //
kw = kernel_h.getWidth();
kh = kernel_h.getHeight();
   }
 

import javax.media.jai.KernelJAI; //导入方法依赖的package包/类
/**
 * Creates a SeparableConvoveOpImage on the source 
 * with the given pre-rotated kernel.  The image dimensions are
 * derived  the source image.  The tile grid layout, SampleModel, and
 * ColorModel may optionally be specified by an ImageLayout
 * object.
 *
 * @param source a RenderedImage.
 * @param extender a BorderExtender, or null.
 * @param layout an ImageLayout optionally containing the tile grid layout,
 *        SampleModel, and ColorModel, or null.
 * @param kernel a pre-rotated convolution kernel
 */
public SeparableConvolveOpImage(RenderedImage source,
                                BorderExtender extender,
                                Map config,
                                ImageLayout layout,
                                KernelJAI kernel) {
    super(source,
          layout,
          config,
          true,
          extender,
          kernel.getLeftPadding(),
          kernel.getRightPadding(),
          kernel.getTopPadding(),
          kernel.getBottomPadding());

    this.kernel = kernel;
    kw = kernel.getWidth();
    kh = kernel.getHeight();
    kx = kernel.getXOrigin();
    ky = kernel.getYOrigin();
    hValues = kernel.getHorizontalKernelData();
    vValues = kernel.getVerticalKernelData();

    if (sampleModel.getDataType() == DataBuffer.TYPE_BYTE) {
        hTables = new float[hValues.length][256];
        for (int i = 0; i < hValues.length; i++) {
            float k = hValues[i];
            for (int j = 0; j < 256; j++) {
                byte b = (byte)j;
                float f = (float)j;
                hTables[i][b+128] = k*f;
            }
        }
    }
}